[Bug gas/336] gas cannot assemble pdtlb,l instruction

[randolph at tausq dot org]

------- Additional Comments From randolph at tausq dot org  2004-08-27 17:01 
-------
Subject: Re:  gas cannot assemble pdtlb,l instruction

> I do not believe that this instruction is valid.  The "x" field of the 
> instruction needs to be a register name.
> 
> According to the "PA-RISC 2.0 Architecture" document, chapter 7, page 
> 7-106 the format for the instruction is:
> 
>     PDTLB,scope,cmplt x(s,b)

so, apparently, gas thinks that:

pdtlb   0(%r29)     -> valid for .level 1.1 or .level 2.0
pdtlb   %r0(%r29)   -> ditto
pdtlb,l 0(%r29)     -> invalid always
pdtlb,l %r0(%r29)   -> valid iff .level 2.0

i can't say that this is strictly wrong, just seems inconsistent :)

randolph


-- 


http://sources.redhat.com/bugzilla/show_bug.cgi?id=336

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